SMF18A-HE3-08 TVS Diode with 18V standoff voltage and 29.2V clamping. Rated for 200W peak pulse power (10/1000µs waveform).
Mfr Part #:

SMF18A-HE3-08

Available from 1 distributors
Mfr Name: Vishay
Vishay
TVS Diode with 18V standoff voltage and 29.2V clamping. Rated for 200W peak pulse power (10/1000µs waveform).
Total Stock: 3,000 pcs
$ Price Range: $0.55

SMF18A-HE3-08 Available from 1 distributor

Authorised
Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
3,000 pcs
3000 pcs On Request 1 On Request On Request 16+ On Request On Request

SMF18A-HE3-08 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Applications
Automotive Grade
Capacitance @ Frequency
Current
Mounting Type
Operating Temperature
Peak Pulse Power (Nominal @ 10/1000 μs waveform)
Power
Power Line Protection
Supplier Device Package
Type
Unidirectional Channels
Voltage

SMF18A-HE3-08 Description

Short technical summary and product information.

The SMF18A-HE3-08 is a unidirectional TVS diode from Vishay Dale designed for transient voltage suppression in electronic circuits. It features a standoff voltage of 18V and a clamping voltage of 29.2V, providing protection against voltage spikes.

 

This device is rated for a peak pulse power of 200W under a 10/1000µs waveform and 1000W under an 8/20µs waveform per IEC 61000-4-5. It is housed in a DO219AB surface-mount package, suitable for automated assembly.

 

Typical applications include protection of sensitive electronics in consumer, industrial, and automotive systems where reliable overvoltage clamping is required.

SMF18A-HE3-08 Quick Information

Product Type: TVS Diode
Series: HE3
Canonical Name: SMF18A-HE3-08 TVS Diode
Subcategory: Unidirectional TVS Diode

SMF18A-HE3-08 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

SMF18A-HE3-08 Estimated Pricing

Qty Low High
1+ $0.55 $0.55

Estimated market price range - modelled values for guidance only, not live distributor offers.

SMF18A-HE3-08 Features

  • 200W peak pulse power (10/1000µs waveform).
  • 1000W peak pulse power (8/20µs waveform).
  • 18V standoff voltage with 29.2V clamping.
  • DO219AB surface-mount package.
  • Unidirectional TVS diode design.

SMF18A-HE3-08 Applications

  • Protects sensitive electronics from voltage transients.
  • Used in consumer and industrial power supplies.
  • Suitable for automotive electronic control units.
  • Ideal for DC power line protection circuits.

SMF18A-HE3-08 FAQs

4 frequently asked questions generated from this part’s specifications.
What is the peak pulse power rating of the SMF18A-HE3-08?

200W for a 10/1000µs waveform and 1000W for an 8/20µs waveform per IEC 61000-4-5.

What is the standoff voltage of this TVS diode?

18V.

What is the clamping voltage of the SMF18A-HE3-08?

29.2V.

What package is the SMF18A-HE3-08 available in?

DO219AB surface-mount package.

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